B

• Byzantine junior emperors‎ (26 P)

F

• French Directory‎ (4 C, 22 P)

M

• Members of the Presidency of Bosnia and Herzegovina‎ (2 C, 32 P)
• Members of the Transitional Sovereignty Council‎ (9 P)

N

• National Council of Government (Uruguay)‎ (2 C, 12 P)

P

• Princes of Andorra‎ (10 C, 17 P)

S

• Captains Regent of San Marino‎ (1 C, 106 P)
• Guardians of Scotland‎ (24 P)
• Presidium of the Supreme Soviet‎ (25 P)
• Federal Council (Switzerland)‎ (2 C, 9 P)

• Collective heads of state

A

• Chairman of the Presidium of the Supreme Soviet of the Azerbaijan Soviet Socialist Republic

C

• Captains Regent
• Central Executive Committee of the Soviet Union
• Consul
• Coregency

D

• Diarchy
• Directorial system
• French Directory

E

• Ér, Orba, Ferón and Fergna

F

• Federal Council (Switzerland)
• First Minister and deputy First Minister of Northern Ireland

L

• Libyan Revolutionary Command Council

M

• Muimne, Luigne and Laigne

N

• National Council for the Revolutionary Command
• National Council of Administration
• National Council of Government (Haiti)
• National Council of Government (Uruguay)

P

• Presidential Council (Libya)
• Publius Porcius Laeca (tribune 199 BC)
• Presidency of Bosnia and Herzegovina
• Presidential Council (South Yemen)
• Presidential Council of the Hungarian People's Republic

R

• Presidium of the Supreme Soviet of the Russian Soviet Federative Socialist Republic

S

• Presidium of the Supreme Soviet
• State Council of East Germany
• Sudanese Sovereignty Council (1955–1958)
• Sudanese Sovereignty Council (1964–1965)
• Sudanese Sovereignty Council (1965–1969)
• Supreme Revolutionary Council (Somalia)

T

• Transitional Sovereignty Council
• Triumvirate

U

• Directorate of Ukraine
• Union Revolutionary Council